body {
    background-color: #f0f2f5;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.card {
    border-radius: 15px;
    overflow: hidden;
}

.card-header {
    background: linear-gradient(135deg, #2c3e50, #1a252f);
}

.table-bordered th, .table-bordered td {
    border: 1px solid #dee2e6;
    vertical-align: middle;
}

.table thead th {
    background-color: #e9ecef;
    font-weight: 600;
}

.btn-primary {
    background-color: #2c3e50;
    border-color: #2c3e50;
}

.btn-primary:hover {
    background-color: #1a252f;
    border-color: #1a252f;
}

@media print {
    .no-print {
        display: none !important;
    }
    
    .card {
        border: none !important;
        box-shadow: none !important;
    }
    
    body {
        background: white;
        padding: 0;
        margin: 0;
    }
}